1–15 von 15 Ergebnissen
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    Very large arrays of high power, single mode infrared lasers

    Najda, S.P. / Bacchin, G. / Qiu, B.C. et al. | IEEE | 2004
    array. Large arrays of lasers integrated on a single chip allow new cost effective, compact and robust optical systems to be realised. ...
    Verlag: IEEE

    Design and fabrication of low beam divergence and high kink-free power 980 nm lasers

    Qiu, B.C. / McDougall, S.D. / Liu, X.F. et al. | IEEE | 2004
    We report on the design and fabrication of high power 980 nm single mode lasers using a novel wafer structure, which leads to a greatly ...
    Verlag: IEEE

    35 GHz pure passively mode locked quantum dot lasers operating close to 1.3 /spl mu/m

    Tan, W.K. / Bryce, A.C. / Marsh, J.H. et al. | IEEE | 2004
    35 GHz passive mode locking operation of InAs/GaAs/AlGaAs quantum dot (QD) lasers emitting close to 1.3 /spl mu/m is reported for the first ...
    Verlag: IEEE

    Passive mode locking of InAlGaAs 1.3 /spl mu/m extended cavity lasers fabricated by quantum well intermixing

    Robert, F. / Bryce, A.C. / Marsh, J.H. et al. | IEEE | 2002
    We report on the passive mode locking of InGaAlAs strained quantum well extended cavity lasers emitting at 1.3 /spl mu/m. The passive ...
    Verlag: IEEE

    Component design and fabrication of a monolithically integrated polarisation insensitive 2/spl times/2 optical packet switch in InP

    Qiu, B.C. / Ternent, G. / Maldonado, V.L. et al. | IEEE | 2002
    Details of the design and successful fabrication of polarisation insensitive monolithic 2/spl times/2 crosspoint switches on InP are ...
    Verlag: IEEE

    Terahertz-frequency mode-locking of monolithic compound-cavity laser diodes

    Yanson, D.A. / Street, M.W. / McDougall, S.D. et al. | IEEE | 2002
    Verlag: IEEE

    Optical sciences in Scotland

    Marsh, J.H. | IEEE | 2002
    Scotland has a long history in optics, led by figures including Thomson (Lord Kelvin), Brewster, Maxwell and Bell, and was a centre in the ...
    Verlag: IEEE

    Improved lateral mode stability from ridge laser using self-aligned buried heterostructure defined by defect induced quantum well intermixing

    Walker, C.L. / Bryce, A.C. / Marsh, J.H. | IEEE | 2002
    We demonstrate improved lateral mode stability and discrimination from a novel high brightness single-mode ridge laser using defect induced ...
    Verlag: IEEE

    Monolithically integrated multi-mode interferometer array laser using defect induced quantum well intermixing

    Walker, C.L. / Bryce, A.C. / Marsh, J.H. | IEEE | 2002
    potentially offers superior near and far-field characteristics, single-mode power capability, stability, and single-wavelength operation. ...
    Verlag: IEEE

    Integration of passive waveguides using quantum well intermixing to produce reliable 980 nm laser diodes

    Liu, X.F. / Toury, M. / Kowalski, O.P. et al. | IEEE | 2002
    Quantum well intermixing (QWI) has been used to create passive non-absorbing mirrors at the facet regions of 980 nm AlGaInAs pump lasers ...
    Verlag: IEEE

    Non absorbing mirror laser with improved catastrophic optical damage level

    Walker, C.L. / Bryce, A.C. / Marsh, J.H. | IEEE | 2002
    Verlag: IEEE

    Broad area DBR laser diodes with self-focussed output beam

    Yanson, D.A. / Rafailov, E.U. / Sokolovskii, G.S. et al. | IEEE | 2002
    We report the first realisation of novel DBR lasers incorporating confocal gratings. The devices exhibited single-longitudinal mode ...
    Verlag: IEEE

    Monolithic integration of InGaAs/AIGaInAs Mach-Zehnder interferometers using quantum well intermixing

    Sorel, M. / Wong, H.Y. / Marsh, J.H. et al. | IEEE | 2003
    -loss waveguides, MMI couplers and optical amplifiers. Waveguide losses in the passive sections are as low as 5-6 cm/sup -1/ at a wavelength ...
    Verlag: IEEE

    InP-based monolithic integrated circuits based on quantum well intermixing technology

    Marsh, J.H. | IEEE | 2001
    As an example of a monolithic photonic integrated circuit, we have fabricated 2 x 2 crosspoint switches in both the InGaAsP and AlGaInAs ...
    Verlag: IEEE